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BMW Adaptive Suspension Can Be Added via Subscription. Suspension As A Service (SAAS)
(www.bmwblog.com)
This is a most excellent place for technology news and articles.
I used picknbuy24 to get a Nissan Tiida for $1200 USD with like 25k miles. Parts are normally the same as they are on already imported models.
How did Customs let it through? It has to have DOT spec stuff in the US. I don't know about more than 25 years old.